Question

Please do this steps​

Answer 1

Answer:

(a+b+c)(a+b-c)(b+c-a)(a+b-c)

u you need to group them.

and write in a form so they fall under Identity 3 ( a- b) (a+ b)=(a^2- b^2)

Step-by-step explanation:

solution

is in the attachment

if helpful mark as brainliest.